LG dishwasher error code

CR

Stuck in test mode

The dishwasher is running in a test mode used by installers and technicians.

Try these free fixes first

Unplug the dishwasher before opening any panel.

  1. Press the Power button to turn the dishwasher off.
  2. Wait one to two minutes.
  3. Turn it back on and start a normal cycle.

Still showing CR?

Call a technician if it keeps entering test mode, since the main control board is usually involved.

Main control boardCheck that the part matches your exact model number (usually on a sticker inside the door or on the back).Find the part
Prefer a pro?Compare quotes from local appliance repair services.Get repair quotes (soon)

Questions people ask

What does CR mean on a LG dishwasher?

CR on a LG dishwasher means: stuck in test mode. The dishwasher is running in a test mode used by installers and technicians.

How do I fix LG dishwasher error CR?

Press the Power button to turn the dishwasher off. Wait one to two minutes. Turn it back on and start a normal cycle.

When should I call a repair technician?

Call a technician if it keeps entering test mode, since the main control board is usually involved.

Related dishwasher codes

Samsung 7EDishwasher: Waterwall reflector stuckWhirlpool F6E3Dishwasher: Too many suds detectedGE C8Dishwasher: Detergent cup blockedLG OEDishwasher: Dishwasher not drainingLG IEDishwasher: Not enough water fillingLG E1Dishwasher: Leak or overfill detected

Source: LG official support · Reviewed 2026-10-01